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I <br /> 1 <br /> I <br /> SWPPP RISK CATEGORY <br /> DECISION MATRIX <br /> I <br /> LOW MED. <br /> HIGH VERY <br /> HIGH <br /> IArea Less than 1 to 5 <br /> 5 to More than 20 <br /> I Disturbed: 1 acre acres acres <br /> 20 acres <br /> IAverage less Average more Average more <br /> than than 8%but than 8%but less Average more <br /> I Slope: than 15%no <br /> all areas are than 15% <br /> 8% In less than 15%, slope greater <br /> development than 33% <br /> Iarea <br /> Soil erosion <br /> I LOW LOW <br /> hazard per HIGH <br /> SCS Soil type A A or MEDIUM <br /> I Appendix A Type D <br /> (Permeable soil) Type B Type C <br /> Rule-3044: <br /> ICritical Areas Less than <br /> down slope of or Greater than% Less than '/a mile flows <br /> I mile Greater than'A direct) to ESA <br /> downstream of mile mile y <br /> discharge point: stream <br /> INote:Bold and underlined indicates category this project falls in. <br /> I <br /> I <br /> 1 <br /> I <br />